John Mannes is a Partner at Basis Set, whose known portfolio counts 10 companies.
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Investment focus
- Sector
- AIHardwareHealthcareSaaS
Contacts
Affiliated funds' portfolios
Partner at Basis Set, whose known portfolio counts 10 companies
- Momentum
- Entire
- Quince
- daydream Labs
- ReFlow
- Rowspace
- Quill Meetings
- Neion Bio
- Valius Sciences
- KEYESQUE
Investor Profile
Founders in the listed sectors AI, Hardware, Healthcare and SaaS, and focus areas AI Applications, AI Infrastructure, Developer Tools and Industrial AI fall inside that listing.
Basis Set appears in Pre-Seed, Seed and Series A rounds across its known deals.
What the affiliated firm has backed is the closest available signal on whether John Mannes is worth approaching.
Colleagues at Basis Set
Ding Zhou
Advisor
San Francisco, United States
Sheila Joglekar Vashee
Venture Partner
Burlingame, United States
Chang Xu
Partner
Los Angeles, United States
Wilson Kyi
Partner
San Francisco, United States
Jennifer K. Lee
General Counsel and Operating Partner
San Francisco, United States
Lan Xuezhao
Managing Partner
San Francisco, United States
Frequently asked questions
Who is John Mannes?
John Mannes is a venture capital investor based in San Francisco, California, United States, listed as Partner at Basis Set. The known portfolio of that firm counts 10 companies. That portfolio belongs to the firm, not to John Mannes personally.
What does John Mannes invest in?
Listed sectors include AI, Hardware, Healthcare and SaaS; listed focus areas include AI Applications, AI Infrastructure, Developer Tools and Industrial AI. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does John Mannes invest at?
Basis Set appears in Pre-Seed, Seed and Series A rounds across its known deals, and John Mannes is listed there as Partner. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is John Mannes listed at?
John Mannes is listed as Partner at Basis Set. 6 other people in the database share a firm with John Mannes.
How do I contact John Mannes?
An email address, a phone number and a LinkedIn page are on file for John Mannes. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal